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neodymium permanent magnet/N35 ndfeb magnet in China

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  • N33, N35, N38, N40, N42, N48, N50, N52 (M, H, SH, EH, UH,AH)
  • piece neodymium permanent magnet
  • super neodymium permanent magnet
neodymium permanent magnet/N35 ndfeb magnet in China

specification: 

1.Grade: N33, N35, N38, N40, N42, N48, N50, N52 (M, H, SH, EH, UH,AH)

2.Shape: Disc, Cylinder, Block, Ring, Countersunk, Segment, Trapezoid, Irregular shapes and more. Customized Design (Design proper magnets for clients specific requirements)

3.Coating: Ni-Cu-Ni, Nickel, Zn, Gold, Silver, Copper, Epoxy, Chemical, PTFE, Parylene, Everlube, Passivation and more.

4.Maximum Working Temperature:

N35-N52,     80°C(176°F)

35M-50M,     100°C(212°F)

35H-48H,    120°C(248°F)

35SH-45SH,  150°C(302°F)

33UH-40UH,  180°C(356°F)

33EH-38EH,  200°C(392°F)

28AH-35AH,  220°C(428°F)

5.Tolerance:

+/-0.05mm for small dimensions,

+/-0.1mm for common specifications,

+/-0.15mm for big blocks

6. Directions of Magnetization:

a. Axially Magnetized

b. Diametrally Magnetized

c. Radial Magnetized

d. Multi-poles magnetized

e. Customzied specific requirements magnetized 

Application:

NdFeB (neodymium iron boron) magnet are widely used in many fields, such as motors, sensors, microphones, wind turbines, wind generators, VCMs in hard disk drives, printer, switchboard, loudspeakers, magnetic separation, magnetic hooks, magnetic holder, magnetic chuck, common daily use, and so on.

neodymium permanent magnet/N35 ndfeb magnet in China

neodymium permanent magnet
Grade  Residual Fulx
Br
mT
(kGs)
 Coercive Force
Hcb
kA/m
(kOe)
 Intrinsic Coercive Force
Hcj
kA/m 
(kOe)
 Max.Energy Product( BH )max kJ/m3
(MGOe)
Curie Temperature
N35 1170-1220
(11.7-12.2)
≥ 868
( ≥ 10.9)
≥ 955
( ≥ 12)
263-287
(33-36)
80 °C
N38 1220-1250
(12.2-12.5)
≥ 899
( ≥ 11.3)
≥ 955
( ≥ 12)
287-310
(36-39)
80 °C
N40 1250-1280
(12.5-12.8)
≥ 907
( ≥ 11.4)
≥ 955 
( ≥ 12)
302-326
(38-41)
80 °C
N42 1280-1320
(12.8-13.2)
≥ 915
( ≥ 11.5)
≥ 955
( ≥ 12)
318-342
(40-43)
80 °C
N45 1320-1380
(13.2-13.8)
≥ 923
( ≥ 11.6)
≥ 955 
( ≥ 12)
342-366
(43-46)
80 °C
N48 1380-1420
(13.8-14.2)
≥ 923
( ≥ 11.6)
≥ 876
( ≥ 12)
366-390
(46-49)
80 °C
N50 1400-1450
(14.0-14.5)
≥ 796
( ≥ 10.0)
≥ 876
( ≥ 11)
382-406
(48-51)
80 °C
N52 1430-1480
(14.3-14.8)
≥ 796
( ≥ 10.0)
≥ 876
( ≥ 11)
398-422
(50-53)
80 °C
30M 1080-1130
(10.8-11.3)
≥ 796
( ≥ 10.0)
≥ 1114 
( ≥ 14)
223-247
(28-31)
100 °C
33M 1130-1170
(11.3-11.7)
≥ 836
( ≥ 10.5)
≥ 1114
( ≥ 14)
247-263
(31-33)
100 °C
35M 1170-1220
(11.7-12.2)
≥ 868
( ≥ 10.9)
≥ 1114
( ≥ 14)
263-287
(33-36)
100 °C
38M 1220-1250
(12.2-12.5)
≥ 899
( ≥ 11.3)
≥ 1114
( ≥ 14)
287-310
(36-39)
100 °C
40M 1250-1280
(12.5-12.8)
≥ 923
( ≥ 11.6)
≥ 1114
( ≥ 14)
302-326
(38-41)
100 °C
42M 1280-1320
(12.8-13.2)
≥ 955
( ≥ 12.0)
≥ 1114
( ≥ 14)
318-342
(40-43)
100 °C
45M 1320-1380
(13.2-13.8)
≥ 995
( ≥ 12.5)
≥ 1114 
( ≥ 14)
342-366 
(43-46)
100 °C
48M 1360-1430
(13.6-14.3)
≥ 1027
( ≥ 12.9)
≥ 1114
( ≥ 14)
366-390
(46-49)
100 °C
50M 1400-1450
(14.0-14.5)
≥ 1033 
( ≥ 13.0)
≥ 1114
( ≥ 14)
382-406
(48-51)
100 °C
30H 1080-1130
(10.8-11.3)
≥ 796 
( ≥ 10.0)
≥ 1353
( ≥ 17)
223-247
(28-31)
120 °C
33H 1130-1170
(11.3-11.7)
≥ 836 
( ≥ 10.5)
≥ 1353
( ≥ 17)
247-271
(31-34)
120 °C
35H 1170-1220
(11.7-12.2)
≥ 868 
( ≥ 10.9)
≥ 1353
( ≥ 17)
263-287
(33-36)
120 °C
38H 1220-1250
(12.2-12.5)
≥ 899 
( ≥ 11.3)
≥ 1353 
( ≥ 17)
287-310
(36-39)
120 °C
40H 1250-1280
(12.5-12.8)
≥ 923
( ≥ 11.6)
≥ 1353
( ≥ 17)
302-326
(38-41)
120 °C
42H 1280-1320
(12.8-13.2)
≥ 955 
( ≥ 12.0)
≥ 1353
( ≥ 17)
318-342
(40-43)
120 °C
45H 1300-1360
(13-13.6)
≥ 963
( ≥ 12.1)
≥ 1353 
( ≥ 17)
326-358
(43-46)
120 °C
48H 1370-1430
(13.7-14.3)
≥ 995
( ≥ 12.5)
≥ 1353
( ≥ 17)
366-390
(46-49)
120 °C

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